Home / 3,453.03-4,762.98-2,108.01

Finding the Fourth Proportional to 3,453.03, 4,762.98 and 2,108.01

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Solution

The fourth proportional to 3,453.03, 4,762.98 and 2,108.01 is: 2,907.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.03 : 4,762.98 = 2,108.01 : x
  2. Step 2: Convert to fraction form
    3,453.03/4,762.98 = 2,108.01/x
  3. Step 3: Cross multiply
    3,453.03x = 4,762.98 × 2,108.01
  4. Step 4: Simplify right side
    3,453.03x = 10,040,409.47
  5. Step 5: Solve for x
    x = 10,040,409.47/3,453.03
  6. Step 6: Final answer
    x = 2,907.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.